race features:
Counterflare: When you reach 3rd level, you can cast the Hellish Rebuke spell as a 1st-level spell once with this trait, and you regain the ability to cast it this way when you finish a short or long rest. Constitution is your spellcasting ability for this spell.
Fireborn: Descendants of the mighty Fire Giants who's heart beat with fire in their veins, has allowed you to gain part of that fire in you. You have resistance to fire damange.
Heatforged Talent: You gain proficiency in smith's tools and either longswords or greatswords.
Return Fire: When you take fire damage you may use your reaction to absorb some of its elemental essence and use it to incinerate an enemy. Your next melee weapon attack deals 1d6 additional fire damage on hit. You can use this trait a number of times equal to your Constitution modifier (minimum of 1) per long rest. The damange is increased at1d6 at 2d6 at 6th level, 3d6 at level 10th, 3d6 at level 14th, and 4d6 at level 18th.